648621090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{554377}}^1$

素因数の和:554403

約数の個数: 48

約数和(自身を含む): 1816142328

約数和(自身を除く): 1167521238

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 554377, 1108754, 1663131, 2771885, 3326262, 4989393, 5543770, 7206901, 8315655, 9978786, 14413802, 16631310, 21620703, 24946965, 36034505, 43241406, 49893930, 64862109, 72069010, 108103515, 129724218, 216207030, 324310545, 648621090]

約数ペア:

[(1, 648621090), (2, 324310545), (3, 216207030), (5, 129724218), (6, 108103515), (9, 72069010), (10, 64862109), (13, 49893930), (15, 43241406), (18, 36034505), (26, 24946965), (30, 21620703), (39, 16631310), (45, 14413802), (65, 9978786), (78, 8315655), (90, 7206901), (117, 5543770), (130, 4989393), (195, 3326262), (234, 2771885), (390, 1663131), (585, 1108754), (1170, 554377)]